diff --git a/packages/desktop/package.json b/packages/desktop/package.json
index 7fa0372..b01048b 100644
--- a/packages/desktop/package.json
+++ b/packages/desktop/package.json
@@ -52,6 +52,7 @@
   },
   "dependencies": {
     "@holdem-poker-tools/hand-matrix": "^0.2.1",
+    "ajv": "^7.0.2",
     "antd": "^4.9.4",
     "electron-is-dev": "^1.2.0",
     "electron-updater": "^4.3.5",
diff --git a/packages/desktop/public/electron.js b/packages/desktop/public/electron.js
index 613eaaf..f3045a3 100644
--- a/packages/desktop/public/electron.js
+++ b/packages/desktop/public/electron.js
@@ -79,7 +79,7 @@ const createAppWindow = async () => {
 }
 
 const validateRange = (range) => {
-  const ajv = new Ajv();
+  const ajv = new Ajv.default({strict: false});
   if (!ajv.validate(require("./range.schema.json"), range))
     throw new Error(`Invalid range: ${ajv.errorsText()}`);
 };
diff --git a/packages/web/src/pages/ViewRanges.js b/packages/web/src/pages/ViewRanges.js
index 9ce6c6c..ab52187 100644
--- a/packages/web/src/pages/ViewRanges.js
+++ b/packages/web/src/pages/ViewRanges.js
@@ -151,7 +151,7 @@ const ViewRanges = () => {
 
 const RangeTile = ({ range, frequencyMode, refreshRate }) => {
   const history = useHistory();
-  const [rng, setRng] = useState(5);
+  const [rng, setRng] = useState(15);
   let {title, author, actions, combos, tags, _id} = range;
 
   useEffect(() => {
diff --git a/packages/web/src/ranges/range.schema.json b/packages/web/src/ranges/range.schema.json
index a43fb59..f858e6e 100644
--- a/packages/web/src/ranges/range.schema.json
+++ b/packages/web/src/ranges/range.schema.json
@@ -46,6 +46,7 @@
     },
     "combos": {
       "$id": "combos",
+      "type": "object",
       "additionalProperties": false,
       "maxProperties": 169,
       "minProperties": 0,
diff --git a/packages/web/src/utils/range.js b/packages/web/src/utils/range.js
index d8e1361..88d8e6a 100644
--- a/packages/web/src/utils/range.js
+++ b/packages/web/src/utils/range.js
@@ -4,7 +4,7 @@ import fileDownload from "js-file-download";
 import Ajv from "ajv";
 import schema from "../data/range.schema.json";
 
-const ajv = new Ajv();
+const ajv = new Ajv({strict: false});
 ajv.addSchema(schema);
 export const validateActions = ajv.getSchema("actions");
 export const validateCombos = ajv.getSchema("combos");